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All Patents in class 82/16
Patents 16 - 19 of 19
First set of recordsPrevious set of recordsLast set of records
NumberDatePatenteeTitleType
2,354,372Jul. 25, 1944H.C. Kemper, W.F. GroeneTaper Turning Apparatusmetalworking machine mechanisms
2,407,778Sep. 17, 1946H.C. Kemper, W.F. GroeneTaper Turning Apparatusmetalworking machine mechanisms
2,517,738Aug. 08, 1950C. TreeTaper Boring Headboring heads
2,893,280Jul. 07, 1959J.E. EttorreAngular Turning Attachment
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